Finding the Fourth Proportional to 2,701,911.98, 3,728,028.07 and 1,613,970.61
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Solution
The fourth proportional to 2,701,911.98, 3,728,028.07 and 1,613,970.61 is: 2,226,914.79
Step by Step Solution
- Step 1: Write the proportion equation
2,701,911.98 : 3,728,028.07 = 1,613,970.61 : x - Step 2: Convert to fraction form
2,701,911.98/3,728,028.07 = 1,613,970.61/x - Step 3: Cross multiply
2,701,911.98x = 3,728,028.07 × 1,613,970.61 - Step 4: Simplify right side
2,701,911.98x = 6,016,927,738,235.02 - Step 5: Solve for x
x = 6,016,927,738,235.02/2,701,911.98 - Step 6: Final answer
x = 2,226,914.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.